As his store was being robbed, a Las Vegas smoke shop owner grabbed a knife and stabbed one of two masked criminals. I was in a fight or flight mode a lot of adrenaline going through my body,the GRAPHIC: Smoke shop owner fights back, stabs attempted robber Why teen vape shop killers cannot be named despite one being a serial violent robber Birmingham Live JUST IN: Police announce arrest after tobacco shop robbery and stabbing JUST IN: Police announce arrest after tobacco shop robbery and stabbing ARLnow.com A Richardson shop owners murder was captured on video. But police have no idea who his killer is.